This kind battery spot welder is mainly used for 18650, 26650, 32650 cylindrical battery, NI-MH battery (nickel-metal hydride battery), Nickel cadmium battery and EV Lithium battery pack Ni tab welding.

The spot-welding machine with large battery pack without the need of distribution pump has low noise, fast speed and stable pressure. The equipment has stable performance, reliable welding quality, compact and reasonable structure, small size and large power, and is rated as “fighter” by customers.

Product details


  1. The equipment has stable
  2. Special features: precise microcomputer technical
  3. Fast speed and stable
  4. Compact and reasonable
  5. Reliable welding quality.
  6. Circuit safety and reliability.


Transistor: For setting parameters.

Pressure pipe: For control the pressure of machine.

Transistor back port: For Connection of the + and – Electrode and other connection.

Welding needle: For spot the Nickel strip.

Application Used for welding of cells to make the battery pack.

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After sale service

  1. One year warranty with life time support (AMC).
  2. Online support, video technical
  3. We will guarantee the quality of the machine, and perform a second test on the machine before, leaving the warehouse to ensure that each set of equipment runs well, and provide long-term after- sales service to 100% customer satisfaction.

Technical specification

spot welding machine Pneumatic/Electrical 3000A
Item name Semco SI-MWN-3000A
Welding Way One-Side Welding Double Point of Balance
Welding Power Multi-Pulse
Equipment Weight 30 Kg (Excluding Power)
Input Current 32A
Power Supply Current 3000A
Welding Thickness 0.2 Mm (More Than Dot Need to Slot)
Welding Speed 180times/Min
Drive Mode Electric/ Pneumatic (Optional)
Equipment Power 220V 50/60HZ
Platform Load 60KG
Power Capacity 12KW (Including Power)
Shape Size (Mm) 1200*700*1230
Work environment -20℃ to 40℃ none dewfall
Environment humidity 10%~90%
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